NEET Solved Paper 2017 Question 39

Question: Identify A and predict the type of reaction

Options:

A) Cobaltocene

B) Ruthenocene

C) Grignard’s reagent

D) Ferrocene

Show Answer

Answer:

Correct Answer: B

Solution:

  • More stable as -ve charge is close to electron withdrawing group ∵ Incoming nucleophile ends on same ‘C’ on which ‘Br’ (Leaving group) was present
    $ \therefore $ NOT cine substitution.